Plane crash in Colorado a 'mystery'

Investigators are still searching for answers in Colorado plane crash mystery.

http://www.wgrz.com/video/2270076689001/1/Plane-crash-in-Colorado-a-mysteryhttp://bc_gvpc.edgesuite.net/img/963482463001/201304/2223/963482463001_2269999028001_thumbnail-for-video-2270032179001.jpg?pubId=963482463001Plane crash in Colorado a 'mystery'Investigators are still searching for answers in Colorado plane crash mystery.fieldplanecoloradoKUSAvpcNational NewsMysteryplane crash01:46